﻿using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading.Tasks;


public sealed class PubMod
{
    public static bool HexStringToUint(string value, out uint tmp)
    {
        tmp = 0;
        try
        {
            tmp = Convert.ToUInt32(value, 16);
            return true;
        }
        catch (Exception ex)
        {
            return false;
        }
    }

    public static string ValueToBinString(int value, int SpaceSize = 4)
    {
        string tmp1 = Convert.ToString(value, 2);
        return StringToAppendSpace(tmp1);
    }

    public static string StringToAppendSpace(string tmp, int SpaceSize = 4)
    {
        System.Text.RegularExpressions.Regex regex = new System.Text.RegularExpressions.Regex("(.{4})");
        switch (SpaceSize)
        {
            case 8:
                regex = new System.Text.RegularExpressions.Regex("(.{8})");
                break;
            case 16:
                regex = new System.Text.RegularExpressions.Regex("(.{16})");
                break;
            default:
                break;
        }
        return regex.Replace(tmp, "$1 ");
    }
 
    public static string ValueToBinString(uint value, int SpaceSize = 4)
    {
        string tmp1 = Convert.ToString(value, 2);
        return StringToAppendSpace(tmp1);
    }




    [StructLayout(LayoutKind.Explicit)]
    public struct FloatHL
    {
        [FieldOffset(0)]
        public float data;

        [FieldOffset(0)]
        public byte A;

        [FieldOffset(1)]
        public byte B;

        [FieldOffset(2)]
        public byte C;

        [FieldOffset(3)]
        public byte D;




        public FloatHL(byte a, byte b, byte c, byte d)
        {
            data = 0;
            D = d;
            C = c;
            A = a;
            B = b;
        }
        public static implicit operator FloatHL(float data)
        {
            FloatHL hl = new FloatHL();
            hl.data = data;
            return hl;
        }
        public static implicit operator float(FloatHL hl)
        {
            return hl.data;
        }
    }


    [StructLayout(LayoutKind.Explicit)]
    public struct ShortHL
    {
        [FieldOffset(0)]
        public ushort dat;
        [FieldOffset(1)]
        [MarshalAs(UnmanagedType.I1)]
        public byte HByte;
        [FieldOffset(0)]
        [MarshalAs(UnmanagedType.I1)]
        public byte LByte;

        public ShortHL(byte h, byte l)
        {
            dat = 0;
            HByte = h;
            LByte = l;
        }
        public static implicit operator ShortHL(ushort data)
        {
            ShortHL hl = new ShortHL();
            hl.dat = data;
            return hl;
        }
        public static implicit operator ushort(ShortHL hl)
        {
            return hl.dat;
        }
    }
    /// <summary>
    /// 表格计算
    /// </summary>
    /// <param name="baseCrc">>第一次为0xFFFF</param>
    /// <param name="buf"></param>
    /// <param name="len"></param>
    /// <returns></returns>
    public static ushort CRC16_Base(ushort baseCrc, byte[] buf, int len)
    {
        byte hi, lo, tmp;
        ushort crc;
        hi = (byte)(baseCrc >> 8);
        lo = (byte)(baseCrc & 0xFF);
        int i = 0;
        while (len > 0)
        {
            len--;
            tmp = (byte)(lo ^ (buf[i]));
            i++;
            lo = (byte)(hi ^ gpbtCRCLo[tmp]);
            hi = gpbtCRCHi[tmp];
        }
        crc = hi;
        crc <<= 8;
        crc += lo;
        return crc;
    }

    /// <summary>
    /// CRC16 低位在前
    /// </summary>
    /// <param name="Crc16_num"></param>
    /// <param name="nLength"></param>
    /// <returns></returns>
    public static ushort Get_CRC16(byte[] Crc16_num, int nLength)
    {
        ushort crc = 0xffff;
        crc = CRC16_Base(crc, Crc16_num, nLength);
        return crc;
    }

    /// <summary>
    /// 获取BitCount位数据需要占用多少字节
    /// </summary>
    /// <param name="BitCount"></param>
    /// <returns></returns>
    public static int GetBitByteCount(int BitCount)
    {
        int c = BitCount / 8;
        if (BitCount % 8 != 0)
            c++;
        return c;
    }

    /// <summary>
    /// CRC16 低位在前
    /// </summary>
    /// <param name="Crc16_num"></param>
    /// <param name="nLength"></param>
    /// <returns></returns>
    public static ushort Get_CRC16(ushort crc, byte[] Crc16_num, int nLength)
    {
        crc = CRC16_Base(crc, Crc16_num, nLength);
        return crc;
    }
    /// <summary>
    /// CRC16低位表
    /// </summary>
    private static readonly byte[] gpbtCRCLo =
{
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41,
    0x00, 0xc1, 0x81, 0x40, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0,
    0x80, 0x41, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1, 0x81, 0x40,
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1,
    0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0, 0x80, 0x41,
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1,
    0x81, 0x40, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41,
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x00, 0xc1, 0x81, 0x40,
    0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1,
    0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1, 0x81, 0x40,
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x00, 0xc1, 0x81, 0x40,
    0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0,
    0x80, 0x41, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1, 0x81, 0x40,
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41,
    0x00, 0xc1, 0x81, 0x40, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41,
    0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x00, 0xc1, 0x81, 0x40,
    0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0, 0x80, 0x41, 0x00, 0xc1,
    0x81, 0x40, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41,
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40
};
    /// <summary>
    /// CRC16高位表
    /// </summary>
    private static readonly byte[] gpbtCRCHi =
{
    0x00, 0xc0, 0xc1, 0x01, 0xc3, 0x03, 0x02, 0xc2, 0xc6, 0x06,
    0x07, 0xc7, 0x05, 0xc5, 0xc4, 0x04, 0xcc, 0x0c, 0x0d, 0xcd,
    0x0f, 0xcf, 0xce, 0x0e, 0x0a, 0xca, 0xcb, 0x0b, 0xc9, 0x09,
    0x08, 0xc8, 0xd8, 0x18, 0x19, 0xd9, 0x1b, 0xdb, 0xda, 0x1a,
    0x1e, 0xde, 0xdf, 0x1f, 0xdd, 0x1d, 0x1c, 0xdc, 0x14, 0xd4,
    0xd5, 0x15, 0xd7, 0x17, 0x16, 0xd6, 0xd2, 0x12, 0x13, 0xd3,
    0x11, 0xd1, 0xd0, 0x10, 0xf0, 0x30, 0x31, 0xf1, 0x33, 0xf3,
    0xf2, 0x32, 0x36, 0xf6, 0xf7, 0x37, 0xf5, 0x35, 0x34, 0xf4,
    0x3c, 0xfc, 0xfd, 0x3d, 0xff, 0x3f, 0x3e, 0xfe, 0xfa, 0x3a,
    0x3b, 0xfb, 0x39, 0xf9, 0xf8, 0x38, 0x28, 0xe8, 0xe9, 0x29,
    0xeb, 0x2b, 0x2a, 0xea, 0xee, 0x2e, 0x2f, 0xef, 0x2d, 0xed,
    0xec, 0x2c, 0xe4, 0x24, 0x25, 0xe5, 0x27, 0xe7, 0xe6, 0x26,
    0x22, 0xe2, 0xe3, 0x23, 0xe1, 0x21, 0x20, 0xe0, 0xa0, 0x60,
    0x61, 0xa1, 0x63, 0xa3, 0xa2, 0x62, 0x66, 0xa6, 0xa7, 0x67,
    0xa5, 0x65, 0x64, 0xa4, 0x6c, 0xac, 0xad, 0x6d, 0xaf, 0x6f,
    0x6e, 0xae, 0xaa, 0x6a, 0x6b, 0xab, 0x69, 0xa9, 0xa8, 0x68,
    0x78, 0xb8, 0xb9, 0x79, 0xbb, 0x7b, 0x7a, 0xba, 0xbe, 0x7e,
    0x7f, 0xbf, 0x7d, 0xbd, 0xbc, 0x7c, 0xb4, 0x74, 0x75, 0xb5,
    0x77, 0xb7, 0xb6, 0x76, 0x72, 0xb2, 0xb3, 0x73, 0xb1, 0x71,
    0x70, 0xb0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92,
    0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9c, 0x5c,
    0x5d, 0x9d, 0x5f, 0x9f, 0x9e, 0x5e, 0x5a, 0x9a, 0x9b, 0x5b,
    0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4b, 0x8b,
    0x8a, 0x4a, 0x4e, 0x8e, 0x8f, 0x4f, 0x8d, 0x4d, 0x4c, 0x8c,
    0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,
    0x43, 0x83, 0x41, 0x81, 0x80, 0x40
};

    public static string ArrayToHexString<T>(T[] data)
    {
        StringBuilder sb = new StringBuilder();
        if (data == null)
            return "";
        int C = data.Length;
        int i = 0;
        while (C > i)
        {
            sb.Append(string.Format("{0:X2}", data[i]));
            sb.Append(" ");
            i++;
        }
        return sb.ToString();
    }

    public static ushort[] ByteArryToUshortArry(byte[] data)
    {
        if (data == null) return null;
        int c = data.Length;
        if (data.Length % 2 != 0) c--;
        ushort[] rt = new ushort[c / 2];
        for (int i = 0; i < c / 2; i++)
        {
            rt[i] = (ushort)((data[i * 2] << 8) | data[i * 2 + 1]);
        }
        return rt;
    }

    public static byte[] UshortArryToByteArry(ushort[] data)
    {
        if (data == null) return null;
        byte[] rt = new byte[data.Length * 2];
        for (int i = 0; i < data.Length; i++)
        {
            rt[i * 2] = (byte)(data[i] >> 8);
            rt[i * 2 + 1] = (byte)(data[i] & 0xFF);
        }
        return rt;
    }

    /// <summary>
    /// OK
    /// </summary>
    /// <param name="data"></param>
    /// <returns></returns>
    public static bool[] ByteArryToBitArry(byte[] data)
    {
        if (data == null) return null;
        List<bool> rt = new List<bool>(data.Length * 8);
        for (int i = 0; i < data.Length; i++)
        {
            for (int j = 0; j < 8; j++)
            {
                bool tmp = (data[i] & (1 << j)) > 0;
                rt.Add(tmp);
            }
        }
        return rt.ToArray();
    }

    /// <summary>
    /// OK
    /// </summary>
    /// <param name="data"></param>
    /// <returns></returns>
    public static bool[] Uint32ToBitArry(UInt32 data)
    {
        List<bool> rt = new List<bool>(32);
        for (int i = 0; i < 32; i++)
        {
            rt.Add( (data & (1<<i) )>0 );
        }
        return rt.ToArray();
    }

    /// <summary>
    /// OK
    /// </summary>
    /// <param name="data"></param>
    /// <returns></returns>
    public static byte[] BitArryToByteArry(bool[] data)
    {
        if (data == null) return null;
        int len = data.Length / 8;
        if (data.Length % 8 != 0)
        {
            len += 1;
        }
        byte[] rt = new byte[len];
        for (int i = 0; i < len; i++)
        {
            byte tmpv = 0;
            for (int j = 0; j < 8; j++)
            {
                if (i * 8 + j < data.Length && data[i * 8 + j])
                {
                    tmpv = (byte)(tmpv | (1 << j));
                }
            }
            rt[i] = tmpv;
        }
        return rt;
    }

    public enum MyOSPlatform
    {
        Win = 0,
        UnixLike = 1,
    }

    public static bool IsWindows
    {
        get
        {
            PlatformID id = Environment.OSVersion.Platform;
            return id == PlatformID.Win32Windows || id == PlatformID.Win32NT; // WinCE not supported
        }
    }

    /// <summary>
    /// 获取操作系统平台
    /// </summary>
    /// <returns></returns>
    public static MyOSPlatform GetPlatform()
    {
        if (IsWindows)
            return MyOSPlatform.Win;
        return MyOSPlatform.UnixLike;
    }

    public static bool Bin_serializeObjToStr<T>(T obj, out string serializedStr) where T : struct
    {
        bool serializeOk = false;
        serializedStr = "";
        try
        {
            MemoryStream memoryStream = new MemoryStream();
            BinaryFormatter binaryFormatter = new BinaryFormatter();
            binaryFormatter.Serialize(memoryStream, obj);
            serializedStr = System.Convert.ToBase64String(memoryStream.ToArray());

            serializeOk = true;
        }
        catch
        {
            serializeOk = false;
        }

        return serializeOk;
    }

    public static bool Bin_deserializeStrToObj<T>(string serializedStr, out T deserializedObj) where T : struct
    {
        bool deserializeOk = false;
        deserializedObj = default(T);

        try
        {
            byte[] restoredBytes = System.Convert.FromBase64String(serializedStr);
            MemoryStream restoredMemoryStream = new MemoryStream(restoredBytes);
            BinaryFormatter binaryFormatter = new BinaryFormatter();
            deserializedObj = (T)binaryFormatter.Deserialize(restoredMemoryStream);

            deserializeOk = true;
        }
        catch
        {
            deserializeOk = false;
        }

        return deserializeOk;
    }



}


